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Life, Volume 10, Issue 4

2020 April - 20 articles

Cover Story: Moons in the outer solar system appear to have liquid water beneath an ice crust and conditions that may support life. Plumes of water have been observed to erupt from Europa and Enceladus, the moons of Jupiter and Saturn, and these are targets in the search for life beyond Earth. One criterion for convincing life-detection measurement is that the environment that the sample encounters does not destroy the targeted signs of life. Knowledge of the type and expected quantity of biomarkers in icy world plumes will enable detection and sensitivity limits to be set for proposed life detection instrumentation. Our work focuses on understanding the physical response of aqueous microorganisms to the highly desiccating and freezing conditions encountered if they are ejected into vacuum. View this paper
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Articles (20)

  • Communication
  • Open Access
3 Citations
3,692 Views
10 Pages

Maternal Obesity Modulates Expression of Satb2 in Hypothalamic VMN of Female Offspring

  • Kelly A. Glendining,
  • Lorryn C. Fisher and
  • Christine L. Jasoni

24 April 2020

Maternal obesity during pregnancy is associated with a greater risk of poor health outcomes in offspring, including obesity, metabolic disorders, and anxiety, however the incidence of these diseases differs for males and females. Similarly, animal mo...

  • Review
  • Open Access
33 Citations
16,193 Views
17 Pages

Enigmatic Histamine Receptor H4 for Potential Treatment of Multiple Inflammatory, Autoimmune, and Related Diseases

  • Pakhuri Mehta,
  • Przemysław Miszta,
  • Przemysław Rzodkiewicz,
  • Olga Michalak,
  • Piotr Krzeczyński and
  • Sławomir Filipek

24 April 2020

The histamine H4 receptor, belonging to the family of G-protein coupled receptors, is an increasingly attractive drug target. It plays an indispensable role in many cellular pathways, and numerous H4R ligands are being studied for the treatment of se...

  • Article
  • Open Access
32 Citations
10,831 Views
25 Pages

Rocket Science: The Effect of Spaceflight on Germination Physiology, Ageing, and Transcriptome of Eruca sativa Seeds

  • Jake O. Chandler,
  • Fabian B. Haas,
  • Safina Khan,
  • Laura Bowden,
  • Michael Ignatz,
  • Eugenia M. A. Enfissi,
  • Frances Gawthrop,
  • Alistair Griffiths,
  • Paul D. Fraser and
  • Gerhard Leubner-Metzger
  • + 1 author

24 April 2020

In the ‘Rocket Science’ project, storage of Eruca sativa (salad rocket) seeds for six months on board the International Space Station resulted in delayed seedling establishment. Here we investigated the physiological and molecular mechani...

  • Article
  • Open Access
23 Citations
5,032 Views
15 Pages

Association between Occupational Noise and Vibration Exposure and Insomnia among Workers in Korea

  • Fatima Nari,
  • Yun Kyung Kim,
  • Soo Hyun Kang,
  • Eun-Cheol Park and
  • Sung-In Jang

22 April 2020

Background: The effect of noise and vibration exposure on disturbed sleep has been investigated in the past. However, this study was carried out to investigate the relationship between workplace noise and vibration exposure with insomnia amongst repr...

  • Article
  • Open Access
62 Citations
8,106 Views
15 Pages

22 April 2020

The cyanobacterium Synechocystis sp. PCC 6803 is known for producing polyhydroxybutyrate (PHB) under unbalanced nutrient conditions. Although many cyanobacteria produce PHB, its physiological relevance remains unknown, since previous studies conclude...

  • Article
  • Open Access
10 Citations
4,217 Views
13 Pages

pH-Dependent Adsorption of Peptides on Montmorillonite for Resisting UV Irradiation

  • Rongcan Lin,
  • Yueqiao Wang,
  • Xin Li,
  • Yan Liu and
  • Yufen Zhao

20 April 2020

Ultraviolet (UV) irradiation is considered an energy source for the prebiotic chemical synthesis of life’s building blocks. However, it also results in photodegradation of biology-related organic compounds on early Earth. Thus, it is important...

  • Article
  • Open Access
4 Citations
4,521 Views
6 Pages

17 April 2020

Recently, a 30-cm object was discovered to graze the Earth’s atmosphere and shift into a Jupiter-crossing orbit. We use the related survey parameters to calibrate the total number of such objects. The number of objects that could have exported...

  • Communication
  • Open Access
9 Citations
4,148 Views
12 Pages

Towards Determining Biosignature Retention in Icy World Plumes

  • Kathryn Bywaters,
  • Carol R. Stoker,
  • Nelio Batista Do Nascimento and
  • Lawrence Lemke

16 April 2020

With the discovery of the persistent jets of water being ejected to space from Enceladus, an understanding of the effect of the space environment on potential organisms and biosignatures in them is necessary for planning life detection missions. We e...

  • Review
  • Open Access
25 Citations
7,013 Views
17 Pages

Radiation-Induced Cerebro-Ophthalmic Effects in Humans

  • Konstantin N. Loganovsky,
  • Donatella Marazziti,
  • Pavlo A. Fedirko,
  • Kostiantyn V. Kuts,
  • Katerina Y. Antypchuk,
  • Iryna V. Perchuk,
  • Tetyana F. Babenko,
  • Tetyana K. Loganovska,
  • Olena O. Kolosynska and
  • Nataliya V. Drosdova
  • + 11 authors

16 April 2020

Exposure to ionizing radiation (IR) could affect the human brain and eyes leading to both cognitive and visual impairments. The aim of this paper was to review and analyze the current literature, and to comment on the ensuing findings in the light of...

  • Article
  • Open Access
58 Citations
36,039 Views
22 Pages

16 April 2020

Motivated by the need to paint a more general picture of what life is—and could be—with respect to the rest of the phenomena of the universe, we propose a new vocabulary for astrobiological research. Lyfe is defined as any system that ful...

  • Article
  • Open Access
18 Citations
5,459 Views
10 Pages

14 April 2020

Two important ions, K+ and Na+, are unequally distributed across the contemporary phospholipid-based cell membrane because modern cells evolved a series of sophisticated protein channels and pumps to maintain ion gradients. The earliest life-like ent...

  • Article
  • Open Access
4 Citations
3,780 Views
15 Pages

Seeding and Overseeding Native Hayseed Support Plant and Soil Arthropod Communities in Agriculture Areas

  • Elisa Cardarelli,
  • Rodolfo Gentili,
  • Francesca Della Rocca,
  • Marta Zanella,
  • Sarah Caronni,
  • Giuseppe Bogliani and
  • Sandra Citterio

11 April 2020

Using native seed mixtures to create or recover grassland habitats in rotation to crops or in strips surrounding fields is considered a cost-effective practice to enhance ecosystem resilience and agro-biodiversity. The aim of this research was to ass...

  • Article
  • Open Access
10 Citations
3,747 Views
11 Pages

Genome-Wide HMG Family Investigation and Its Role in Glycoalkaloid Accumulation in Wild Tuber-Bearing Solanum commersonii

  • Clizia Villano,
  • Vincenzo D’Amelia,
  • Salvatore Esposito,
  • Maria Grazia Adelfi,
  • Felice Contaldi,
  • Rosalia Ferracane,
  • Paola Vitaglione,
  • Riccardo Aversano and
  • Domenico Carputo

10 April 2020

Steroidal glycoalkaloids (SGAs) are a class of nitrogen-containing glycosides occurring in several plant families and biosynthesized through a specific pathway. HMG-CoA reductase is the first enzyme of this pathway, and its transcription can be regul...

  • Commentary
  • Open Access
16 Citations
6,961 Views
8 Pages

9 April 2020

The question of where life originated has been contentious for a very long time. Scientists have invoked many environments to address this question. Often, we find ourselves beholden to a location, especially if we think life originated once and then...

  • Article
  • Open Access
17 Citations
5,390 Views
8 Pages

A Possible Primordial Acetyleno/Carboxydotrophic Core Metabolism

  • Jessica Sobotta,
  • Thomas Geisberger,
  • Carolin Moosmann,
  • Christopher M. Scheidler,
  • Wolfgang Eisenreich,
  • Günter Wächtershäuser and
  • Claudia Huber

7 April 2020

Carbon fixation, in addition to the evolution of metabolism, is a main requirement for the evolution of life. Here, we report a one-pot carbon fixation of acetylene (C2H2) and carbon monoxide (CO) by aqueous nickel sulfide (NiS) under hydrothermal (&...

  • Article
  • Open Access
7 Citations
4,623 Views
14 Pages

Magnetite Synthesis in the Presence of Cyanide or Thiocyanate under Prebiotic Chemistry Conditions

  • Rafael Block Samulewski,
  • Josué Martins Gonçalves,
  • Alexandre Urbano,
  • Antônio Carlos Saraiva da Costa,
  • Flávio F. Ivashita,
  • Andrea Paesano and
  • Dimas Augusto Morozin Zaia

2 April 2020

Magnetite is an iron oxide mineral component of primitive Earth. It is naturally synthesized in different ways, such as magma cooling as well as olivine decomposition under hydrothermal conditions. It is probable magnetite played a significant role i...

  • Article
  • Open Access
11 Citations
4,857 Views
12 Pages

Large Scale Shrub Biomass Estimates for Multiple Purposes

  • Teresa Enes,
  • José Lousada,
  • Teresa Fonseca,
  • Hélder Viana,
  • Ana Calvão and
  • José Aranha

30 March 2020

With the increase of forest fires in Portugal in recent decades, a significant part of woodlands is being converted into shrubland areas. Background: From an ecological point of view, woodlands and shrublands play an essential role, as they not only...

  • Article
  • Open Access
17 Citations
4,135 Views
14 Pages

Implementation of a Renal Precision Medicine Program: Clinician Attitudes and Acceptance

  • Katherine M. Spiech,
  • Purnima R. Tripathy,
  • Alex M. Woodcock,
  • Nehal A. Sheth,
  • Kimberly S. Collins,
  • Karthik Kannegolla,
  • Arjun D. Sinha,
  • Asif A. Sharfuddin,
  • Victoria M. Pratt and
  • Michael T. Eadon
  • + 5 authors

26 March 2020

A precision health initiative was implemented across a multi-hospital health system, wherein a panel of genetic variants was tested and utilized in the clinical care of chronic kidney disease (CKD) patients. Pharmacogenomic predictors of antihyperten...

  • Communication
  • Open Access
11 Citations
4,950 Views
5 Pages

Exotic Species and Autochthonous Parasites: Trichostrongylus Retortaeformis in Eastern Cottontail

  • Chiara Gontero,
  • Angela Fanelli,
  • Stefania Zanet,
  • Pier Giuseppe Meneguz and
  • Paolo Tizzani

25 March 2020

Introduction: A parasite community is usually well adapted and specific to the host species they co-evolved with. Although exotic pathogens infecting autochthonous species have been documented, the infection of an alien species with native parasites...

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Life - ISSN 2075-1729